Lisa sends an email to five friends. The next day, each of Lisa's friends forwards the email to five more people. The process continues for a few days. What function represents the number of people who will receive the email on the nth day?
What is the equation 3(x - y) = 5 solved for y?
What is an equation of the line that passes through the point (-8,0) and is parallel to the line x + 2y = 14?
The longest side of a triangle is twice a long as the shortest side, which is 2cm shorter than the third side. What is the length of each side of the triangle if it's perimeter is equal to 38 cm?